linux-kernel - Re: [PATCH] tmio_mmc: Allow 2 byte requests in 4-bit mode

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Message-ID: <AANLkTikVm-GWq6vun-AjqLJ1L7Y+s28CdDJqmCEX4+2R@mail.gmail.com>
Date:	Fri, 23 Jul 2010 20:05:50 +0900
From:	Magnus Damm <magnus.damm@...il.com>
To:	Yusuke Goda <yusuke.goda.sx@...esas.com>
Cc:	ian@...menth.co.uk, damm@...nsource.se, sameo@...ux.intel.com,
	Paul Mundt <lethal@...ux-sh.org>, g.liakhovetski@....de,
	linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] tmio_mmc: Allow 2 byte requests in 4-bit mode

2010/7/20 Yusuke Goda <yusuke.goda.sx@...esas.com>:
> Adjust the tmio_mmc block size check to accept 2-byte requests in 4-bit mode.
> Tested with the SDHI hardware block included in sh7724.
>
> Signed-off-by: Yusuke Goda <yusuke.goda.sx@...esas.com>

With this patch applied I can use SDIO cards in polling mode with the
tmio-mmc driver. Tested with the SDHI hardware block on sh7372 using
the b43 driver and BCM4318 hardware and the unfortunately out-of-tree
AR6002 "android" driver.

Acked-by: Magnus Damm <damm@...nsource.se>
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